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Korea Standard Time (KST) — Live Seoul Clock & KRX Hours

Live Korea Standard Time (KST UTC+9) digital clock. Seoul KRX market hours, Korean business schedule, and 24-hour global lookup grid.

12:15:09Tue, Sep 8
Time now in KST
UTC
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London New York Tokyo Paris Sydney Dubai Mumbai Singapore 🟢 Live
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KST
KST
🏢 Seoul, South Korea
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12:15:09
Tue, Sep 8
📍 UTC
🟢 Live

📍 Korea Standard Time Timezone, Daylight & Astronomical Profile

Official geographic coordinates, UTC offset, DST rules, and financial market session hours

Country & RegionMulti-Region Timezone (ISO: KST)Official CurrencyRegional Currencies
International Calling CodeRegional Calling CodesMetro PopulationMulti-Million Population Zone
Geographic CoordinatesGeographical Timezone BandIANA Timezone IDKST
Standard UTC / GMT OffsetUTC+9Solar & Twilight CycleVaries by geographical latitude within timezone
Major Financial ExchangeRegional Financial ExchangesRegular Trading HoursStandard Business Hours (09:00 – 17:00 Local)
☀️ Daylight Saving Time (DST) & Transition Rules:

No Daylight Saving Time. Constant UTC+9 year-round.

🕒 24-Hour Time Conversion Table: Korea Standard Time vs Global Hubs

Side-by-side hourly reference mapping Korea Standard Time local time to UTC, London, New York, Tokyo, and Mumbai

Korea Standard Time (24H)Korea Standard Time (12H)UTC TimeLondon (BST)New York (EDT)Tokyo (JST)Mumbai (IST)Activity Window
00:0012:00 AM15:00 UTC16:0011:0000:0020:30 Night
01:0001:00 AM16:00 UTC17:0012:0001:0021:30 Night
02:0002:00 AM17:00 UTC18:0013:0002:0022:30 Night
03:0003:00 AM18:00 UTC19:0014:0003:0023:30 Night
04:0004:00 AM19:00 UTC20:0015:0004:0000:30 Night
05:0005:00 AM20:00 UTC21:0016:0005:0001:30 Night
06:0006:00 AM21:00 UTC22:0017:0006:0002:30 Early Morning
07:0007:00 AM22:00 UTC23:0018:0007:0003:30 Early Morning
08:0008:00 AM23:00 UTC00:0019:0008:0004:30 Early Morning
09:0009:00 AM00:00 UTC01:0020:0009:0005:30 Business Hours (Working)
10:0010:00 AM01:00 UTC02:0021:0010:0006:30 Business Hours (Working)
11:0011:00 AM02:00 UTC03:0022:0011:0007:30 Business Hours (Working)
12:0012:00 PM03:00 UTC04:0023:0012:0008:30 Business Hours (Working)
13:0001:00 PM04:00 UTC05:0000:0013:0009:30 Business Hours (Working)
14:0002:00 PM05:00 UTC06:0001:0014:0010:30 Business Hours (Working)
15:0003:00 PM06:00 UTC07:0002:0015:0011:30 Business Hours (Working)
16:0004:00 PM07:00 UTC08:0003:0016:0012:30 Business Hours (Working)
17:0005:00 PM08:00 UTC09:0004:0017:0013:30 Business Hours (Working)
18:0006:00 PM09:00 UTC10:0005:0018:0014:30 Evening (Personal)
19:0007:00 PM10:00 UTC11:0006:0019:0015:30 Evening (Personal)
20:0008:00 PM11:00 UTC12:0007:0020:0016:30 Evening (Personal)
21:0009:00 PM12:00 UTC13:0008:0021:0017:30 Evening (Personal)
22:0010:00 PM13:00 UTC14:0009:0022:0018:30 Evening (Personal)
23:0011:00 PM14:00 UTC15:0010:0023:0019:30 Night

🏙️ World Clock in Different Cities

🇬🇧London Clock🇺🇸New York Clock🇯🇵Tokyo Clock🇫🇷Paris Clock🇦🇪Dubai Clock🇮🇳Mumbai Clock🇸🇬Singapore Clock🇺🇸Los Angeles Clock🇭🇰Hong Kong Clock🇩🇪Berlin Clock🇦🇺Sydney Clock🇷🇺Moscow Clock🇹🇭Bangkok Clock🇰🇷Seoul Clock🇹🇷Istanbul Clock🇨🇦Toronto Clock🇺🇸Chicago Clock🇺🇸San Francisco Clock🇮🇹Rome Clock🇪🇸Madrid Clock🇳🇱Amsterdam Clock🇨🇳Shanghai Clock🇮🇳Delhi Clock🇪🇬Cairo Clock🇲🇽Mexico City Clock

🌐 Interactive Timezone Converter Studio

Convert time offsets, schedule international meetings, and compare 24-hour schedules on a visual timeline.

⚡KST to IST

🌐 World Clock in Different Time Zones

🌐UTC Clock⏰EST Clock⏰PST Clock⏰CST Clock⏰MST Clock🌐GMT Clock🇮🇳IST Clock⏰CET Clock🇯🇵JST Clock🇦🇺AEDT Clock🇸🇬SGT Clock🇭🇰HKT Clock🇰🇷KST Clock⏰WIB Clock🇬🇧BST Clock⏰EET Clock

Overview & Capabilities

Korea Standard Time (KST, UTC+9) governs the Korean Peninsula, synchronizing global consumer electronics and semiconductor operations.

Tutorial

How to Use

01
Follow Korean National Time: Check current time in Seoul and Busan.
02
Track KRX Stock Market Hours: Korea Exchange trades from 09:00 to 15:30 KST.
Capabilities

Key Features

Korean National Atomic Clock: Constant UTC+9 precision.
Pre-Rendered 24-Hour KST Reference Matrix: Maps Korean hours to London, NYC, Tokyo, and Sydney.
Applications

Common Use Cases

Semiconductor & Electronics Supply Chains: Coordinate with Samsung and LG facilities.
K-Content & Media Streaming: Schedule global entertainment broadcasts.
Guidance

Tips & Best Practices

💡
Identical to Tokyo: Korea Standard Time and Japan Standard Time are identical.
Ecosystem

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Answers

Frequently Asked Questions

Q What does KST stand for?

KST stands for **Korea Standard Time**.

Q What is the UTC offset for KST?

KST is offset by **UTC+9**.

Q Which countries and regions use KST?

South Korea (Seoul, Busan, Incheon, Daegu), North Korea (Pyongyang).